Update .gitignore
Update API r4
Change licence comment
Update model configration defaults
Update some models
Fix some layout and script errors
Add new models for Average line and Kostal Piko inverters
Update some frontend controllers
Refractor setup script
Add cache usage methods
Add compressed styles and scripts
Add dialog for selecting  and adjusting predefined channels from templates
Add routes for hierarchy manipulation to API
Add script to add images into Memcache